feat(nextjs): Support instrumentation-client.ts

Author: Luca Forstner

packages/nextjs/src/config/webpack.ts

@@ -531,7 +531,12 @@ function warnAboutDeprecatedConfigFiles(
  * @param projectDir The root directory of the project, where config files would be located
  */
 export function getClientSentryConfigFile(projectDir: string): string | void {
-  const possibilities = ['sentry.client.config.ts', 'sentry.client.config.js'];
+  const possibilities = [
+    'sentry.client.config.ts',
+    'sentry.client.config.js',
+    'instrumentation-client.ts',
+    'src/instrumentation-client.ts',
+  ];
 
   for (const filename of possibilities) {
     if (fs.existsSync(path.resolve(projectDir, filename))) {

packages/nextjs/src/config/withSentryConfig.ts

@@ -153,15 +153,19 @@ function getFinalConfigObject(
     }
   }
 
-  if (process.env.TURBOPACK && !process.env.SENTRY_SUPPRESS_TURBOPACK_WARNING) {
-    // eslint-disable-next-line no-console
-    console.warn(
-      `[@sentry/nextjs] WARNING: You are using the Sentry SDK with \`next ${
-        process.env.NODE_ENV === 'development' ? 'dev' : 'build'
-      } --turbo\`. The Sentry SDK doesn't yet fully support Turbopack. The SDK will not be loaded in the browser, and serverside instrumentation will be inaccurate or incomplete. ${
-        process.env.NODE_ENV === 'development' ? 'Production builds without `--turbo` will still fully work. ' : ''
-      }If you are just trying out Sentry or attempting to configure the SDK, we recommend temporarily removing the \`--turbo\` flag while you are developing locally. Follow this issue for progress on Sentry + Turbopack: https://github.com/getsentry/sentry-javascript/issues/8105. (You can suppress this warning by setting SENTRY_SUPPRESS_TURBOPACK_WARNING=1 as environment variable)`,
-    );
+  if (process.env.TURBOPACK) {
+    // TODO: Emit different warning when on Next.js version that supports instrumentation-client.ts
+
+    if (!process.env.SENTRY_SUPPRESS_TURBOPACK_WARNING) {
+      // eslint-disable-next-line no-console
+      console.warn(
+        `[@sentry/nextjs] WARNING: You are using the Sentry SDK with \`next ${
+          process.env.NODE_ENV === 'development' ? 'dev' : 'build'
+        } --turbo\`. The Sentry SDK doesn't yet fully support Turbopack. The SDK will not be loaded in the browser, and serverside instrumentation will be inaccurate or incomplete. ${
+          process.env.NODE_ENV === 'development' ? 'Production builds without `--turbo` will still fully work. ' : ''
+        }If you are just trying out Sentry or attempting to configure the SDK, we recommend temporarily removing the \`--turbo\` flag while you are developing locally. Follow this issue for progress on Sentry + Turbopack: https://github.com/getsentry/sentry-javascript/issues/8105. (You can suppress this warning by setting SENTRY_SUPPRESS_TURBOPACK_WARNING=1 as environment variable)`,
+      );
+    }
   }
 
   const releaseName = userSentryOptions.release?.name ?? getSentryRelease() ?? getGitRevision();